Use of Synthetic Fertilizers Often Leads to the Contamination of Groundwater

question 27

Multiple Choice

Use of synthetic fertilizers often leads to the contamination of groundwater with nitrates. Nitrate pollution is also a suspected cause of anoxic "dead zones" in the ocean. Which of the following processes is most likely to help reduce nitrate pollution?

• A) adding methanogens to the soil
• B) adding nitrifying bacteria to the soil
• C) adding denitrifying bacteria to the soil
• D) using ammonia instead of nitrate as a fertilizer

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Definitions:

Capital Investment Decisions

Decisions made by businesses regarding large financial investments in projects or assets, considering future benefits and costs to maximize profitability.

Income Tax

A tax levied by the government directly on income, especially an annual tax on personal income.

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